Square array T(n,m) (n>=0, m>=0) read by antidiagonals downwards giving number of rooted triangulations of type [n,m] up to orientation-preserving isomorphisms.

A262586

Square array T(n,m) (n>=0, m>=0) read by antidiagonals downwards giving number of rooted triangulations of type [n,m] up to orientation-preserving isomorphisms.

Terms

    a(0) =1a(1) =1a(2) =1a(3) =1a(4) =2a(5) =1a(6) =4a(7) =5a(8) =6a(9) =5a(10) =6a(11) =16a(12) =21a(13) =26a(14) =24a(15) =19a(16) =48a(17) =88a(18) =119a(19) =147a(20) =133a(21) =49a(22) =164a(23) =330a(24) =538a(25) =735a(26) =892a(27) =846a(28) =150a(29) =559

External references